Round|Lab Grown|IGI

0.78ct E VS1 Round Lab Grown Diamond

VG • E/VS1 • IGI LG831641255

Shape and cutting style on the report: Round brilliant

Certificate IGI LG831641255

Diamond specifications and retailer prices

From $170 USD
As of October 28, 2026
Save $1,120 USD (87%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,290 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 0.78ct lab-grown round diamond

This 0.78ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831641255 or 831641255. Listed at 6 retailers as of October 28, 2026, with prices from $170 to $1,290, a $1,120 spread on the same certified stone. Do Amore Diamonds lists it at $1,290. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.78
Carat
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831641255
Dimensions5.83 × 5.78 × 3.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
Pre-existing laser inscription on girdle. As Grown - No indication of post-growth treatment.. This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.
Top View
5.83 mm5.78 mm0.78 ctE / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831641255
Side View
Table 58.0%Crown 36.3°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $1,290 USD|Low: $170 USD|High: $1,290 USD|Avg: $448 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 6$170 USD
Retailer 4$208 USD
Retailer 5$328 USD
Retailer 3$413 USD
Retailer 2$918 USD
Do Amore Diamonds$1,290 USD

2 data points across 6 retailers

6 retailers$170 USD to $1,290 USD

A
Cheapest Retailer
-
$170 USD
A
Retailer 2
-
$208 USD
View
B+
Retailer 3
-
$328 USD
View
B+
Retailer 4
-
$413 USD
View
B
Retailer 5
-
$918 USD
£723 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1802499 · Oct 29
$1,290 USD
View
5 more retailers have this diamond
Prices start from $170 USDSave up to $1,120 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.78ct Round
$170 USD